英语作文!急 练习是学习中的重要环节,通过练习,可以可以查漏补缺,提高成绩,但也有人认为使人疲劳,浪费时间,请你谈谈是否

Do you agree with the idea that students should do plenty of exercises?my best friends thinks that exercises can vary our knowledge, broaden our horizen and improve our grades as well. So I agrees with that point of view. However, my view is that doing plenty of exercises is a waste of time, it could become a burden and make people tired.
In my opinion, students should nothave that much homework. We should release their burden and let themhave a happy and nice school life. Too much homework will do no good at all.So, what do you think? Should students do plenty of exercises?